Compiled by the ENCLAI research team following a documented methodology · Editorial oversight: Dr Natalya Mathur, Founder · Data last updated: (UTC)

Enterohaemorrhagic E. coli (EHEC) infection in Finland: 2026 cases and outbreak reports

Reported enterohaemorrhagic e. coli (ehec) infection surveillance for Finland (FIN) — ≈ Stable · 2025 — latest record 2026-11-07

What the 2026 data shows

As of 6 November 2026, Finland has reported 295 Enterohaemorrhagic E. coli (EHEC) infection cases in 2026, as published by THL Suomi (1 other reporting authority also reports it). The full year 2025 closed at 228 cases. 2025 closed 4% below the 2023–2024 average, which is why the trend reads “≈ Stable”.

Of the 17 countries reporting enterohaemorrhagic e. coli (ehec) infection to ENCLAI in 2026, Finland accounts for 1.8% of reported cases and ranks 9 by case count.

ENCLAI has logged 445 surveillance records for enterohaemorrhagic e. coli (ehec) infection in Finland in 2026, with the most detailed reporting in May 2026 (368 records). 23 of those arrived in the last 30 days; the case counts run to 2026-11-06. 3 distinct surveillance sources reported this pair in 2026.

Reporting authorities for these counts: Terveyden ja hyvinvoinnin laitos (Finnish Institute for Health and Welfare) · THL Suomi — tartuntatautirekisteri (JSON-stat)

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Surveillance summary

2026 cases (YTD)
295
2025 cases (full year)
228
Baseline avg (3yr)
N/A
Trend (2025)
≈ Stable · 2025
-4% vs 2023–2024 average

Reported cases by year, Finland

YearReported casesShare of worldwide reports
2023 113 2.8%
2024 362 2.2%
2025 228 1.2%
2026 (year to date) 295 1.8%

Reporting bounds and case definitions vary; historical baselines are a separate comparison measure. Worldwide share compares this country's reported figure with the sum of all countries reporting enterohaemorrhagic e. coli (ehec) infection to ENCLAI for that year. "Incomplete year" means our sources cover less than ten months of that year, so no full-year figure is shown; "outbreak total to date" is a running total since an outbreak began, not a count for one year.

Surveillance records logged in 2026

MonthRecordsReporting sources
May 20263681
Jun 202671
Jul 202611
Aug 2026321
Sep 2026131
Oct 2026201
Nov 202642

A record is one dated surveillance publication or one row of an official table; a month with many records is a month with detailed reporting, not necessarily more cases. 23 records were logged in the last 30 days.

Sub-national reporting, 2026

Areas within Finland with the most enterohaemorrhagic e. coli (ehec) infection records this year:

AreaRecords
Uusimaa60
Southwest Finland41
North Ostrobothnia33
Pirkanmaa32
South Ostrobothnia29

Enterohaemorrhagic E. coli (EHEC) infection in other countries, 2026

Country2026 casesTrend
United States 9,157
Germany 1,972 ▼ Declining · 2025
Switzerland 1,459 ≈ Stable · 2025
Australia 953
Spain 642 ≈ Stable · 2025

Other diseases reported in Finland, 2026

Disease2026 casesTrend
Seasonal influenza 24,771 ▲ Rising · 2025
Chlamydia infection 5,488 ▼ Declining · 2025
Respiratory syncytial virus infection 4,364 ▲ Rising · 2025
Norovirus gastroenteritis 3,289 ▲ Rising · 2025
COVID-19 2,938 ▼ Declining · 2025

Questions about this page

How many Enterohaemorrhagic E. coli (EHEC) infection cases has Finland reported in 2026?
As of 6 November 2026, Finland has reported 295 Enterohaemorrhagic E. coli (EHEC) infection cases in 2026, as published by THL Suomi (1 other reporting authority also reports it). The full year 2025 closed at 228 cases. 2025 closed 4% below the 2023–2024 average, which is why the trend reads “≈ Stable”.
Is Enterohaemorrhagic E. coli (EHEC) infection rising or falling in Finland?
ENCLAI's trend reading for Enterohaemorrhagic E. coli (EHEC) infection in Finland is “≈ Stable · 2025”: the latest complete year is compared with the earlier baseline from the reported counts; the current year is not judged until it closes.
Where does Finland publish Enterohaemorrhagic E. coli (EHEC) infection surveillance data?
The counts on this page were published by Terveyden ja hyvinvoinnin laitos (Finnish Institute for Health and Welfare) and THL Suomi — tartuntatautirekisteri (JSON-stat). ENCLAI compiles and normalises them and is not affiliated with these authorities.

About this data

Figures are reported case counts as published by the originating health authorities, compiled by ENCLAI from 444 verified surveillance sources. Finland figures reflect the reporting available to ENCLAI; reporting periods and case definitions differ between sources, and a missing report does not establish zero cases. ENCLAI holds enterohaemorrhagic e. coli (ehec) infection records for Finland dated from 2023. How we verify and update data: methodology & Trust Center · understanding case counts.

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The daily disease brief

One email a day: what changed in official disease reporting worldwide, with the source named for every number. Reported facts only — no forecasts and no interpretation.

Double opt-in — we send a confirmation link and nothing else until you click it. One-click unsubscribe on every email. See our privacy notice.